diff --git a/config-defaults.js b/config-defaults.js
index 76dcf61..51a1e0e 100644
--- a/config-defaults.js
+++ b/config-defaults.js
@@ -5,8 +5,8 @@ module.exports = {
    * then loaded into karma.
    */
   files: [
-    'tests/**/*.spec.js',
-    'tests/**/*.spec.ts',
+    'tests/unit/**/*.spec.js',
+    'tests/unit/**/*.spec.ts',
   ],
 
   /**
@@ -24,4 +24,4 @@ module.exports = {
    * http://karma-runner.github.io/2.0/config/configuration-file.html
    */
   karmaConfig: undefined
-}
\ No newline at end of file
+}